在太阳引力的控制下，每个行星都维持在一条椭圆形的轨道上，并按照相同的方向移动。
Under the control of the Sun's gravitational force, each planet maintains an elliptical orbit and all of them travel in the same direction.
星际分子、星际微波激射、太阳引力弯曲的检验都与射电干涉仪紧密联系。
The test of interstellar molecules, interstellar maser and solar gravitational deflection are closely related to radio interferometer.
可以说，航天器的速度是挣脱地球乃至太阳引力的惟一要素，目前只有火箭才能突破宇宙速度。
It can be said that the speed of the spacecraft is free of the Earth and even the sun's gravitational the only factor, only the speed rockets can break through the universe.
应用推荐